247425003

素因数分解:

$3^3\times 7^1\times {\mathrm{1309127}}^1$

素因数の和:1309143

約数の個数: 16

約数和(自身を含む): 418920960

約数和(自身を除く): 171495957

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1309127, 3927381, 9163889, 11782143, 27491667, 35346429, 82475001, 247425003]

約数ペア:

[(1, 247425003), (3, 82475001), (7, 35346429), (9, 27491667), (21, 11782143), (27, 9163889), (63, 3927381), (189, 1309127)]